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hci: log actual and used ACL buffer sizes

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This commit is contained in:
Matthias Ringwald 2017-03-07 16:17:29 +01:00
parent 1f8d704626
commit 429122cc10
1 changed files with 12 additions and 13 deletions
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25
src/hci.c
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@ -1568,21 +1568,20 @@ static void event_handler(uint8_t *packet, int size){
log_info("local name: %s", &packet[6]);
}
if (HCI_EVENT_IS_COMMAND_COMPLETE(packet, hci_read_buffer_size)){
// from offset 5
// status
// "The HC_ACL_Data_Packet_Length return parameter will be used to determine the size of the L2CAP segments contained in ACL Data Packets"
hci_stack->acl_data_packet_length = little_endian_read_16(packet, 6);
hci_stack->sco_data_packet_length = packet[8];
hci_stack->acl_packets_total_num = little_endian_read_16(packet, 9);
hci_stack->sco_packets_total_num = little_endian_read_16(packet, 11);
if (hci_stack->state == HCI_STATE_INITIALIZING){
// determine usable ACL payload size
if (HCI_ACL_PAYLOAD_SIZE < hci_stack->acl_data_packet_length){
hci_stack->acl_data_packet_length = HCI_ACL_PAYLOAD_SIZE;
}
log_info("hci_read_buffer_size: acl used size %u, count %u / sco size %u, count %u",
hci_stack->acl_data_packet_length, hci_stack->acl_packets_total_num,
uint16_t acl_len = little_endian_read_16(packet, 6);
uint16_t sco_len = packet[8];
// determine usable ACL/SCO payload size
hci_stack->acl_data_packet_length = btstack_min(acl_len, HCI_ACL_PAYLOAD_SIZE);
hci_stack->sco_data_packet_length = btstack_min(sco_len, HCI_ACL_PAYLOAD_SIZE);
hci_stack->acl_packets_total_num = little_endian_read_16(packet, 9);
hci_stack->sco_packets_total_num = little_endian_read_16(packet, 11);
log_info("hci_read_buffer_size: ACL size module %u -> used %u, count %u / SCO size %u, count %u",
acl_len, hci_stack->acl_data_packet_length, hci_stack->acl_packets_total_num,
hci_stack->sco_data_packet_length, hci_stack->sco_packets_total_num);
}
}